data_OCS
#
_chem_comp.id OCS
_chem_comp.name 'CYSTEINESULFONIC ACID'
_chem_comp.type 'L-PEPTIDE LINKING'
_chem_comp.pdbx_type ATOMP
_chem_comp.formula 'C3 H7 N O5 S'
_chem_comp.mon_nstd_parent_comp_id CYS
_chem_comp.pdbx_synonyms ?
_chem_comp.pdbx_formal_charge 0
_chem_comp.pdbx_initial_date 1999-07-08
_chem_comp.pdbx_modified_date 2024-09-27
_chem_comp.pdbx_ambiguous_flag N
_chem_comp.pdbx_release_status REL
_chem_comp.pdbx_replaced_by ?
_chem_comp.pdbx_replaces ?
_chem_comp.formula_weight 169.156
_chem_comp.one_letter_code C
_chem_comp.three_letter_code OCS
_chem_comp.pdbx_model_coordinates_details ?
_chem_comp.pdbx_model_coordinates_missing_flag N
_chem_comp.pdbx_ideal_coordinates_details Corina
_chem_comp.pdbx_ideal_coordinates_missing_flag N
_chem_comp.pdbx_model_coordinates_db_code ?
_chem_comp.pdbx_subcomponent_list ?
_chem_comp.pdbx_processing_site PDBJ
_chem_comp.pdbx_pcm Y
#
loop_
_chem_comp_atom.comp_id
_chem_comp_atom.atom_id
_chem_comp_atom.alt_atom_id
_chem_comp_atom.type_symbol
_chem_comp_atom.charge
_chem_comp_atom.pdbx_align
_chem_comp_atom.pdbx_aromatic_flag
_chem_comp_atom.pdbx_leaving_atom_flag
_chem_comp_atom.pdbx_stereo_config
_chem_comp_atom.pdbx_backbone_atom_flag
_chem_comp_atom.pdbx_n_terminal_atom_flag
_chem_comp_atom.pdbx_c_terminal_atom_flag
_chem_comp_atom.model_Cartn_x
_chem_comp_atom.model_Cartn_y
_chem_comp_atom.model_Cartn_z
_chem_comp_atom.pdbx_model_Cartn_x_ideal
_chem_comp_atom.pdbx_model_Cartn_y_ideal
_chem_comp_atom.pdbx_model_Cartn_z_ideal
_chem_comp_atom.pdbx_component_atom_id
_chem_comp_atom.pdbx_component_comp_id
_chem_comp_atom.pdbx_ordinal
OCS N N N 0 1 N N N Y Y N 72.420 97.773 16.506 -0.868 1.606 -0.475 N OCS 1
OCS CA CA C 0 1 N N R Y N N 71.014 97.756 16.023 -1.045 0.148 -0.434 CA OCS 2
OCS CB CB C 0 1 N N N N N N 70.790 96.880 14.808 -0.032 -0.461 0.537 CB OCS 3
OCS SG SG S 0 1 N N N N N N 72.006 97.093 13.487 1.650 -0.072 -0.021 SG OCS 4
OCS C C C 0 1 N N N Y N Y 70.059 97.164 17.051 -2.442 -0.175 0.030 C OCS 5
OCS O O O 0 1 N N N Y N Y 70.373 96.132 17.621 -3.085 0.651 0.632 O OCS 6
OCS OXT OXT O 0 1 N Y N Y N Y 68.900 97.791 17.229 -2.972 -1.382 -0.227 OXT OCS 7
OCS OD1 OD1 O 0 1 N N N N N N 72.524 98.472 13.601 1.911 1.318 0.113 OD1 OCS 8
OCS OD2 OD2 O 0 1 N Y N N N N 73.029 96.016 13.662 2.554 -0.725 1.014 OD2 OCS 9
OCS OD3 OD3 O 0 1 N N N N N N 71.390 96.830 12.151 1.946 -0.760 -1.229 OD3 OCS 10
OCS H H H 0 1 N N N Y Y N 72.491 98.369 17.306 -1.482 2.025 -1.157 H OCS 11
OCS H2 HN2 H 0 1 N Y N Y Y N 72.698 96.845 16.756 -1.009 2.013 0.437 HN2 OCS 12
OCS HA HA H 0 1 N N N Y N N 70.695 98.782 15.789 -0.888 -0.265 -1.430 HA OCS 13
OCS HB2 HB2 H 0 1 N N N N N N 70.818 95.830 15.133 -0.189 -0.048 1.533 HB2 OCS 14
OCS HB3 HB3 H 0 1 N N N N N N 69.795 97.110 14.398 -0.163 -1.543 0.567 HB3 OCS 15
OCS HXT HXT H 0 1 N Y N Y N Y 68.373 97.312 17.858 -3.871 -1.543 0.090 HXT OCS 16
OCS HD2 HD2 H 0 1 N Y N N N N 73.028 95.451 12.898 3.499 -0.600 0.846 HD2 OCS 17
#
loop_
_chem_comp_bond.comp_id
_chem_comp_bond.atom_id_1
_chem_comp_bond.atom_id_2
_chem_comp_bond.value_order
_chem_comp_bond.pdbx_aromatic_flag
_chem_comp_bond.pdbx_stereo_config
_chem_comp_bond.pdbx_ordinal
OCS N CA SING N N 1
OCS N H SING N N 2
OCS N H2 SING N N 3
OCS CA CB SING N N 4
OCS CA C SING N N 5
OCS CA HA SING N N 6
OCS CB SG SING N N 7
OCS CB HB2 SING N N 8
OCS CB HB3 SING N N 9
OCS SG OD1 DOUB N N 10
OCS SG OD2 SING N N 11
OCS SG OD3 DOUB N N 12
OCS C O DOUB N N 13
OCS C OXT SING N N 14
OCS OXT HXT SING N N 15
OCS OD2 HD2 SING N N 16
#
loop_
_pdbx_chem_comp_descriptor.comp_id
_pdbx_chem_comp_descriptor.type
_pdbx_chem_comp_descriptor.program
_pdbx_chem_comp_descriptor.program_version
_pdbx_chem_comp_descriptor.descriptor
OCS SMILES ACDLabs 12.01 'O=S(=O)(O)CC(C(=O)O)N'
OCS InChI InChI 1.03 'InChI=1S/C3H7NO5S/c4-2(3(5)6)1-10(7,8)9/h2H,1,4H2,(H,5,6)(H,7,8,9)/t2-/m0/s1'
OCS InChIKey InChI 1.03 XVOYSCVBGLVSOL-REOHCLBHSA-N
OCS SMILES_CANONICAL CACTVS 3.385 'N[C@@H](C[S](O)(=O)=O)C(O)=O'
OCS SMILES CACTVS 3.385 'N[CH](C[S](O)(=O)=O)C(O)=O'
OCS SMILES_CANONICAL 'OpenEye OEToolkits' 1.7.6 'C([C@@H](C(=O)O)N)S(=O)(=O)O'
OCS SMILES 'OpenEye OEToolkits' 1.7.6 'C(C(C(=O)O)N)S(=O)(=O)O'
#
loop_
_pdbx_chem_comp_identifier.comp_id
_pdbx_chem_comp_identifier.type
_pdbx_chem_comp_identifier.program
_pdbx_chem_comp_identifier.program_version
_pdbx_chem_comp_identifier.identifier
OCS 'SYSTEMATIC NAME' ACDLabs 12.01 3-sulfo-L-alanine
OCS 'SYSTEMATIC NAME' 'OpenEye OEToolkits' 1.7.6 '(2R)-2-azanyl-3-sulfo-propanoic acid'
#
loop_
_pdbx_chem_comp_audit.comp_id
_pdbx_chem_comp_audit.action_type
_pdbx_chem_comp_audit.date
_pdbx_chem_comp_audit.processing_site
OCS 'Create component' 1999-07-08 PDBJ
OCS 'Modify descriptor' 2011-06-04 RCSB
OCS 'Modify leaving atom flag' 2014-10-29 RCSB
OCS 'Modify backbone' 2023-11-03 PDBE
OCS 'Modify PCM' 2024-09-27 PDBE
#
loop_
_pdbx_chem_comp_pcm.pcm_id
_pdbx_chem_comp_pcm.comp_id
_pdbx_chem_comp_pcm.modified_residue_id
_pdbx_chem_comp_pcm.type
_pdbx_chem_comp_pcm.category
_pdbx_chem_comp_pcm.position
_pdbx_chem_comp_pcm.polypeptide_position
_pdbx_chem_comp_pcm.comp_id_linking_atom
_pdbx_chem_comp_pcm.modified_residue_id_linking_atom
_pdbx_chem_comp_pcm.uniprot_specific_ptm_accession
_pdbx_chem_comp_pcm.uniprot_generic_ptm_accession
1 OCS CYS Oxidation 'Named protein modification' 'Amino-acid side chain' 'Any position' ? ? PTM-0634 ?
2 OCS CYS Hydroxylation 'Named protein modification' 'Amino-acid side chain' 'Any position' ? ? PTM-0634 ?
#
_pdbe_chem_comp_drugbank_details.comp_id OCS
_pdbe_chem_comp_drugbank_details.drugbank_id DB03661
_pdbe_chem_comp_drugbank_details.type 'small molecule'
_pdbe_chem_comp_drugbank_details.name 'L-cysteic acid'
_pdbe_chem_comp_drugbank_details.description
"L-cysteic acid is a beta-sulfoalanine. It is an amino acid with a C-terminal sulfonic acid group which has been isolated from human hair oxidized with permanganate. It occurs normally in the outer part of the sheep's fleece, where the wool is exposed to light and weather."
_pdbe_chem_comp_drugbank_details.cas_number 498-40-8
_pdbe_chem_comp_drugbank_details.mechanism_of_action ?
#
loop_
_pdbe_chem_comp_synonyms.comp_id
_pdbe_chem_comp_synonyms.name
_pdbe_chem_comp_synonyms.provenance
_pdbe_chem_comp_synonyms.type
OCS '(2R)-2-amino-3-sulfopropanoic acid' DrugBank ?
OCS '2-Amino-3-sulfopropionic acid' DrugBank ?
OCS 3-sulfo-L-alanine DrugBank ?
OCS 3-Sulfoalanine DrugBank ?
OCS 'Cysteinesulfonic acid' DrugBank ?
OCS 'Cysteric acid' DrugBank ?
OCS L-Cysteate DrugBank ?
#
_pdbe_chem_comp_drugbank_classification.comp_id OCS
_pdbe_chem_comp_drugbank_classification.drugbank_id DB03661
_pdbe_chem_comp_drugbank_classification.parent 'L-alpha-amino acids'
_pdbe_chem_comp_drugbank_classification.kingdom 'Organic compounds'
_pdbe_chem_comp_drugbank_classification.class 'Carboxylic acids and derivatives'
_pdbe_chem_comp_drugbank_classification.superclass 'Organic acids and derivatives'
_pdbe_chem_comp_drugbank_classification.description
'This compound belongs to the class of organic compounds known as l-alpha-amino acids. These are alpha amino acids which have the L-configuration of the alpha-carbon atom.'
#
loop_
_pdbe_chem_comp_drugbank_targets.comp_id
_pdbe_chem_comp_drugbank_targets.drugbank_id
_pdbe_chem_comp_drugbank_targets.name
_pdbe_chem_comp_drugbank_targets.organism
_pdbe_chem_comp_drugbank_targets.uniprot_id
_pdbe_chem_comp_drugbank_targets.pharmacologically_active
_pdbe_chem_comp_drugbank_targets.ordinal
OCS DB03661 'Peptide deformylase' 'Staphylococcus aureus' P68826 unknown 1
OCS DB03661 'Procathepsin L' Humans P07711 unknown 2
OCS DB03661 'Tyrosine-protein phosphatase non-receptor type 1' Humans P18031 unknown 3
OCS DB03661 'M-phase inducer phosphatase 2' Humans P30305 unknown 4
OCS DB03661 'Beta-ketoacyl-[acyl-carrier-protein] synthase III' 'Escherichia coli (strain K12)' P0A6R0 unknown 5
OCS DB03661 'Penicillin V acylase' 'Lysinibacillus sphaericus' P12256 unknown 6
OCS DB03661 'S-ribosylhomocysteine lyase' 'Bacillus subtilis (strain 168)' O34667 unknown 7
OCS DB03661 'Deoxynucleotide monophosphate kinase' 'Enterobacteria phage T4' P04531 unknown 8
OCS DB03661 Beta-lactamase 'Pseudomonas aeruginosa' Q9K2N0 unknown 9
OCS DB03661 'Sugar-phosphate isomerase' 'Thermotoga maritima (strain ATCC 43589 / MSB8 / DSM 3109 / JCM 10099)' Q9X0G9 unknown 10
OCS DB03661 'Methylaspartate ammonia-lyase' 'Clostridium tetanomorphum' Q05514 unknown 11
OCS DB03661 Peroxiredoxin 'Plasmodium falciparum (isolate 3D7)' Q5MYR6 unknown 12
OCS DB03661 'Peptide deformylase' 'Thermus thermophilus' P43522 unknown 13
OCS DB03661 'Golgi-associated plant pathogenesis-related protein 1' Humans Q9H4G4 unknown 14
OCS DB03661 'Glutamine amidotransferase domain-containing protein' 'Thermotoga maritima (strain ATCC 43589 / MSB8 / DSM 3109 / JCM 10099)' Q9X0P2 unknown 15
OCS DB03661 'Peptide deformylase' 'Thermotoga maritima (strain ATCC 43589 / MSB8 / DSM 3109 / JCM 10099)' P96113 unknown 16
#
loop_
_software.name
_software.version
_software.description
rdkit 2025.03.3 'Core functionality.'
pdbeccdutils 1.0.0 'Wrapper to provide 2D templates and molecular fragments.'
#
loop_
_pdbe_chem_comp_atom_depiction.comp_id
_pdbe_chem_comp_atom_depiction.atom_id
_pdbe_chem_comp_atom_depiction.element
_pdbe_chem_comp_atom_depiction.model_Cartn_x
_pdbe_chem_comp_atom_depiction.model_Cartn_y
_pdbe_chem_comp_atom_depiction.pdbx_ordinal
OCS N N 7.702 -1.643 1
OCS CA C 7.702 -0.142 2
OCS CB C 6.404 0.608 3
OCS SG S 5.104 -0.142 4
OCS C C 9.002 0.608 5
OCS O O 10.301 -0.142 6
OCS OXT O 9.002 2.107 7
OCS OD1 O 3.805 -0.892 8
OCS OD2 O 4.354 1.157 9
OCS OD3 O 5.854 -1.442 10
#
loop_
_pdbe_chem_comp_bond_depiction.comp_id
_pdbe_chem_comp_bond_depiction.atom_id_1
_pdbe_chem_comp_bond_depiction.atom_id_2
_pdbe_chem_comp_bond_depiction.value_order
_pdbe_chem_comp_bond_depiction.bond_dir
_pdbe_chem_comp_bond_depiction.pdbx_ordinal
OCS CA N SINGLE BEGINWEDGE 1
OCS CA CB SINGLE NONE 2
OCS CA C SINGLE NONE 3
OCS CB SG SINGLE NONE 4
OCS SG OD1 DOUBLE NONE 5
OCS SG OD2 SINGLE NONE 6
OCS SG OD3 DOUBLE NONE 7
OCS C O DOUBLE NONE 8
OCS C OXT SINGLE NONE 9
#
_pdbe_chem_comp_substructure.comp_id OCS
_pdbe_chem_comp_substructure.substructure_name peptide
_pdbe_chem_comp_substructure.id F1
_pdbe_chem_comp_substructure.substructure_type fragment
_pdbe_chem_comp_substructure.substructure_smiles NCC=O
_pdbe_chem_comp_substructure.substructure_inchis InChI=1S/C2H5NO/c3-1-2-4/h2H,1,3H2
_pdbe_chem_comp_substructure.substructure_inchikeys LYIIBVSRGJSHAV-UHFFFAOYSA-N
#
loop_
_pdbe_chem_comp_substructure_mapping.comp_id
_pdbe_chem_comp_substructure_mapping.atom_id
_pdbe_chem_comp_substructure_mapping.substructure_id
_pdbe_chem_comp_substructure_mapping.substructure_ordinal
OCS O F1 1
OCS C F1 1
OCS CA F1 1
OCS N F1 1
#
_pdbe_chem_comp_rdkit_properties.comp_id OCS
_pdbe_chem_comp_rdkit_properties.exactmw 169.004
_pdbe_chem_comp_rdkit_properties.amw 169.158
_pdbe_chem_comp_rdkit_properties.lipinskiHBA 6
_pdbe_chem_comp_rdkit_properties.lipinskiHBD 4
_pdbe_chem_comp_rdkit_properties.NumRotatableBonds 5
_pdbe_chem_comp_rdkit_properties.NumHBD 3
_pdbe_chem_comp_rdkit_properties.NumHBA 6
_pdbe_chem_comp_rdkit_properties.NumHeavyAtoms 10
_pdbe_chem_comp_rdkit_properties.NumAtoms 17
_pdbe_chem_comp_rdkit_properties.NumHeteroatoms 7
_pdbe_chem_comp_rdkit_properties.NumAmideBonds 0
_pdbe_chem_comp_rdkit_properties.FractionCSP3 0.667
_pdbe_chem_comp_rdkit_properties.NumRings 0
_pdbe_chem_comp_rdkit_properties.NumAromaticRings 0
_pdbe_chem_comp_rdkit_properties.NumAliphaticRings 0
_pdbe_chem_comp_rdkit_properties.NumSaturatedRings 0
_pdbe_chem_comp_rdkit_properties.NumHeterocycles 0
_pdbe_chem_comp_rdkit_properties.NumAromaticHeterocycles 0
_pdbe_chem_comp_rdkit_properties.NumSaturatedHeterocycles 0
_pdbe_chem_comp_rdkit_properties.NumAliphaticHeterocycles 0
_pdbe_chem_comp_rdkit_properties.NumSpiroAtoms 0
_pdbe_chem_comp_rdkit_properties.NumBridgeheadAtoms 0
_pdbe_chem_comp_rdkit_properties.NumAtomStereoCenters 1
_pdbe_chem_comp_rdkit_properties.NumUnspecifiedAtomStereoCenters 0
_pdbe_chem_comp_rdkit_properties.labuteASA 67.518
_pdbe_chem_comp_rdkit_properties.tpsa 117.690
_pdbe_chem_comp_rdkit_properties.CrippenClogP -1.714
_pdbe_chem_comp_rdkit_properties.CrippenMR 32.027
_pdbe_chem_comp_rdkit_properties.chi0v 5.213
_pdbe_chem_comp_rdkit_properties.chi1v 3.244
_pdbe_chem_comp_rdkit_properties.chi2v 0.858
_pdbe_chem_comp_rdkit_properties.chi3v 0.858
_pdbe_chem_comp_rdkit_properties.chi4v 0.480
_pdbe_chem_comp_rdkit_properties.chi0n 11.397
_pdbe_chem_comp_rdkit_properties.chi1n 5.047
_pdbe_chem_comp_rdkit_properties.chi2n 0.415
_pdbe_chem_comp_rdkit_properties.chi3n 0.415
_pdbe_chem_comp_rdkit_properties.chi4n 0.160
_pdbe_chem_comp_rdkit_properties.hallKierAlpha -0.660
_pdbe_chem_comp_rdkit_properties.kappa1 2.761
_pdbe_chem_comp_rdkit_properties.kappa2 2.951
_pdbe_chem_comp_rdkit_properties.kappa3 4.242
_pdbe_chem_comp_rdkit_properties.Phi 0.815
#
loop_
_pdbe_chem_comp_external_mappings.comp_id
_pdbe_chem_comp_external_mappings.source
_pdbe_chem_comp_external_mappings.resource
_pdbe_chem_comp_external_mappings.resource_id
OCS UniChem DrugBank DB03661
OCS UniChem 'KEGG LIGAND' C00506
OCS UniChem ChEBI 17285
OCS UniChem ZINC ZINC000004228276
OCS UniChem eMolecules 889639
OCS UniChem fdasrs M6W2DJ6N5K
OCS UniChem SureChEMBL SCHEMBL44031
OCS UniChem HMDB HMDB0303991
OCS UniChem NMRShiftDB 60021172
OCS UniChem Nikkaji J13.090G
OCS UniChem 'EPA CompTox Dashboard' DTXSID7075424
OCS UniChem MetaboLights MTBLC17285
OCS UniChem BRENDA 11261
OCS UniChem BRENDA 20206
OCS UniChem BRENDA 3821
OCS UniChem BRENDA 4827
OCS UniChem BRENDA 8078
OCS UniChem BRENDA 96313
OCS UniChem ChemicalBook CB3362712
OCS UniChem 'Probes And Drugs' PD006724
OCS UniChem CCDC CYSTEA
OCS UniChem PubChem 72886
OCS UniChem 'PubChem TPHARMA' 16044759
#
loop_
_pdbe_chem_comp_rdkit_conformer.comp_id
_pdbe_chem_comp_rdkit_conformer.atom_id
_pdbe_chem_comp_rdkit_conformer.Cartn_x_rdkit
_pdbe_chem_comp_rdkit_conformer.Cartn_y_rdkit
_pdbe_chem_comp_rdkit_conformer.Cartn_z_rdkit
_pdbe_chem_comp_rdkit_conformer.rdkit_method
_pdbe_chem_comp_rdkit_conformer.rdkit_ordinal
OCS N -1.771 -0.995 1.264 ETKDGv3 1
OCS CA -0.714 -0.120 0.751 ETKDGv3 2
OCS CB 0.237 -0.896 -0.183 ETKDGv3 3
OCS SG 1.686 0.058 -0.625 ETKDGv3 4
OCS C -1.336 1.057 0.054 ETKDGv3 5
OCS O -2.106 0.881 -0.929 ETKDGv3 6
OCS OXT -1.054 2.348 0.491 ETKDGv3 7
OCS OD1 2.355 0.573 0.619 ETKDGv3 8
OCS OD2 2.753 -0.936 -1.461 ETKDGv3 9
OCS OD3 1.291 1.213 -1.502 ETKDGv3 10
OCS H -2.239 -1.483 0.464 ETKDGv3 11
OCS H2 -1.334 -1.732 1.864 ETKDGv3 12
OCS HA -0.130 0.256 1.620 ETKDGv3 13
OCS HB2 0.585 -1.818 0.330 ETKDGv3 14
OCS HB3 -0.292 -1.202 -1.111 ETKDGv3 15
OCS HXT -1.460 3.153 0.029 ETKDGv3 16
OCS HD2 3.528 -0.357 -1.673 ETKDGv3 17
#